1/ The highway use of fuel shown in this table was used in the development of 2002 Tables FE-9 and FE-221. The data reflect revisions made since the publication of "Highway Statistics, 2002."

2/ As shown here, gasohol is defined to be a blend of gasoline and fuel alcohol where the alcohol is 5.7 to 10 percent by volume of the blended product. These figures are estimated by the Federal Highway Administration.